🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.47 AU - 0.77 AU

Year: 177 Days

Day: 34.6 Hours

Environment

Temp: 149 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 48,740,929 km

• M1: 34,108 km (0.119 R)
• M2: 266,135 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.6 AU - 0.92 AU

Year: 241 Days

Day: 45.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.03 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.99 AU - 1.59 AU

Year: 532 Days

Day: 16.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.08 AU - 2.28 AU

Year: 1170 Days

Day: 34.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,740,929 km

• M1: 51,761 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.31 AU - 3.99 AU

Year: 2534 Days

Day: 20 Hours

Environment

Temp: -121 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,740,929 km

• M1: 1,254,977 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.05 AU - 4.89 AU

Year: 3435 Days

Day: 22.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,740,929 km

• M1: 2,250,999 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.6

Radius: 7.2

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.7 AU - 13.82 AU

Year: 16566 Days

Day: 19.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 48,740,929 km

• M1: 89,609 km (0.085 R)
• M2: 418,276 km (0.081 R)
• M3: 667,057 km (0.107 R)
• M4: 921,972 km (0.095 R)
• M5: 1,320,800 km (0.118 R)
• M6: 1,652,308 km (0.086 R)
• M7: 1,897,799 km (0.114 R)
• M8: 2,341,955 km (0.043 R)
• M9: 2,653,417 km (0.072 R)
• M10: 4,774,266 km (0.063 R)
• M11: 5,105,626 km (0.087 R)
• M12: 9,366,472 km (0.108 R)
• M13: 9,886,474 km (0.077 R)
• M14: 10,591,230 km (0.09 R)
• M15: 11,328,897 km (0.07 R)
• M16: 11,621,511 km (0.099 R)
• M17: 12,654,633 km (0.11 R)
• M18: 13,484,902 km (0.078 R)
• M19: 15,827,604 km (0.097 R)
• M20: 16,267,572 km (0.076 R)
• M21: 17,714,333 km (0.105 R)
• M22: 22,844,492 km (0.084 R)
• M23: 23,406,232 km (0.115 R)
• M24: 31,227,060 km (0.068 R)
• M25: 31,687,223 km (0.092 R)
• M26: 32,035,187 km (0.063 R)
• M27: 32,739,045 km (0.119 R)
• M28: 34,912,253 km (0.074 R)
• M29: 36,160,349 km (0.113 R)
• M30: 38,087,618 km (0.109 R)
• M31: 39,010,188 km (0.078 R)
• M32: 41,174,420 km (0.089 R)
• M33: 46,782,695 km (0.07 R)
• M34: 54,358,032 km (0.086 R)
• M35: 55,863,884 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.6

Radius: 3.1

Gravity: 20.46 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.83 AU - 14.27 AU

Year: 19140 Days

Day: 21.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,740,929 km

• M1: 39,195 km (0.026 R)
• M2: 150,495 km (0.042 R)
• M3: 265,387 km (0.115 R)
• M4: 367,412 km (0.099 R)
• M5: 502,649 km (0.102 R)
• M6: 686,953 km (0.064 R)
• M7: 1,327,382 km (0.076 R)
• M8: 1,664,576 km (0.111 R)
• M9: 2,310,838 km (0.058 R)
• M10: 3,621,166 km (0.049 R)
• M11: 3,883,710 km (0.114 R)
• M12: 4,244,092 km (0.097 R)
• M13: 5,560,403 km (0.103 R)
• M14: 6,768,705 km (0.095 R)
• M15: 6,965,875 km (0.055 R)
• M16: 7,126,244 km (0.096 R)
• M17: 8,591,406 km (0.057 R)
• M18: 9,201,017 km (0.048 R)
• M19: 12,745,888 km (0.102 R)
• M20: 15,555,785 km (0.052 R)
• M21: 18,829,286 km (0.074 R)
• M22: 19,062,509 km (0.086 R)
• M23: 24,880,819 km (0.086 R)
• M24: 25,444,653 km (0.069 R)
• M25: 36,618,417 km (0.066 R)
• M26: 39,212,594 km (0.096 R)
• M27: 39,720,329 km (0.051 R)
• M28: 43,397,146 km (0.095 R)
• M29: 44,763,423 km (0.111 R)
• M30: 46,866,171 km (0.107 R)
• M31: 47,008,588 km (0.114 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 14,905 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit